OpenTechnical

OT-2026-000070250

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000070250) never changes.

Identity and time

Publication numberOT-2026-000070250 · never reused
Internal UUID01a0ae91-545e-7f2c-89fa-a984ffc148b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070250
StatusPUBLIC

Content hashes

Canonical text2ab853e6226488346ce2f87f18085cc3e491e6be391ce6b7e127cb44a85eabe3
Markdowna1a089520ffe571145812dc094f609ea09b291907824114b58f26db8ecab7e88
PDF
Publication page1fbe3355cace327eaba631a6ac66ef3ae9caf699ca509395161c50101bb518c7
Manifest68cda6011b00d8a59311e5126c84d868fddf4715bb4c402a7f1c81e4627a9dab

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureoa+59e7cUvmvhTlgiXHi8TxnZBOkhl0euG4hFpT7jyCdfk7urkbHQcI4GRnMBX1DtxTLQrDREghTep2TJk1NCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:01.685711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070250
observed 1fbe3355cace327eaba631a6ac66ef3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.667542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070250/manifest.json
observed 68cda6011b00d8a59311e5126c84d868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.648939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070250/publication.md
observed a1a089520ffe571145812dc094f609ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.632133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070250/publication.txt
observed 2ab853e6226488346ce2f87f18085cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.